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7,157 Results Found

  • Article
  • Open Access
1,129 Views
18 Pages

1 October 2025

Calculating the second-order effect and reinforcement of reinforced concrete box section columns has geometric nonlinearity and material nonlinearity. It requires integration and iterative solutions and is inconvenient in practical applications; more...

(This article belongs to the Special Issue Trends and Prospects in Civil Engineering Structures)
  • Article
  • Open Access
7 Citations
3,740 Views
11 Pages

Analysis of the Second Order Effect of the SSI on the Building during a Seismic Load

  • El Mehdi Echebba,
  • Hasnae Boubel,
  • Abdelhay El Omari,
  • Mohamed Rougui and ,
  • Mimoun Chourak and
  • Fadi Hage Chehade
  • + 1 author+ 0 author

The type and the properties of the soil can potentially intensify the internal forces on buildings during seismic loads. To predict the effects of the soil parameters on the soil–structure interaction of buildings, it is necessary to consider the soi...

(This article belongs to the Special Issue Multi-Hazard Approach to Infrastructures Risk Reduction)
  • Article
  • Open Access
963 Views
19 Pages

30 November 2025

The anion, cation, and radical structural forms of B2N (−,0,+) were studied in the case of symmetry breaking (SB) inside a (5, 5) BN nanotube ring and were also compared in terms of non-covalent interaction between these two parts. The non-bond...

  • Article
  • Open Access
1 Citations
1,246 Views
24 Pages

Second-Order Effects in Lightweight Aggregate Concrete Slender Columns

  • Ewelina Kołodziejczyk,
  • Tomasz Waśniewski,
  • Vojtěch Starý,
  • Richard Dvořák and
  • Martyna Rabenda

16 March 2025

This paper covers the analysis of the behavior of columns made of LWAC (Lightweight Aggregate Concrete), which can be used as a substitute for normal-density concrete. This work presents an experimental research program focused on second-order effect...

(This article belongs to the Section Construction and Building Materials)
  • Feature Paper
  • Article
  • Open Access
33 Citations
6,177 Views
13 Pages

20 April 2018

The mathematical model of the two-dimensional steady stagnation-point flow over a stretching or shrinking sheet of nanofluid in the presence of the Soret and Dufour effects and of second-order slip at the boundary was considered in this paper. The pa...

(This article belongs to the Special Issue Nanofluids and Their Applications)
  • Article
  • Open Access
250 Views
13 Pages

28 August 2026

We study the relationship between mixed second differences of a transferable-utility cooperative game and payoff changes caused by player deletion. Standard second-order symmetry compares two entries in a fixed recipient row of the deletion-effect ma...

(This article belongs to the Section Logic)
  • Article
  • Open Access
30 Citations
2,706 Views
21 Pages

27 February 2023

The intensive of this study is to examine the melting heat and second-order slip (SoS) effect at the boundary in nanofluid and hybrid nanofluid (HN) ethylene–glycol (EG) based fluid through a curved surface using the Modified Fourier Law (MFL)...

(This article belongs to the Special Issue Advances in Computational Fluid Dynamics with Applications)
  • Article
  • Open Access
3,243 Views
7 Pages

Experimentally Demonstrate the Spin-1 Information Entropic Inequality Based on Simulated Photonic Qutrit States

  • Lianzhen Cao,
  • Xia Liu,
  • Yang Yang,
  • Qinwei Zhang and ,
  • Jiaqiang Zhao and
  • Huaixin Lu
  • + 1 author+ 0 author

15 February 2020

Quantum correlations of higher-dimensional systems are an important content of quantum information theory and quantum information application. The quantification of quantum correlation of high-dimensional quantum systems is crucial, but difficult. In...

(This article belongs to the Special Issue Quantum Entropies and Complexity)
  • Article
  • Open Access
184 Views
31 Pages

2 October 2026

A traditional indifference zone (IZ) approach selects the best treatment, with a preset high probability of correct selection when the best one is much better than the second-best in line. Customarily, the effect size is the difference between the be...

(This article belongs to the Special Issue Sequential Sampling Methods for Statistical Inference)
  • Article
  • Open Access
13 Citations
3,272 Views
10 Pages

Magnetism and Thermomechanical Properties in Si Substituted MnCoGe Compounds

  • Abdul Rashid Abdul Rahman,
  • Muhamad Faiz Md Din,
  • Jianli Wang,
  • Nur Sabrina Suhaimi and ,
  • Nurul Hayati Idris,
  • Shi Xue Dou,
  • Mohammad Ismail,
  • Muhammad Zahir Hassan and
  • Mohd Taufik Jusoh
  • + 4 authors+ 0 author

17 June 2021

MnCoGe-based compounds have been increasingly studied due to their possible large magnetocaloric effect correlated to the magnetostructural coupling. In this research, a comprehensive study of structure, magnetic phase transition, magnetocaloric effe...

(This article belongs to the Section Inorganic Crystalline Materials)
  • Article
  • Open Access
1,711 Views
18 Pages

Latitudinal Gradients in Negative Density Dependence of Broad-Leaved Korean Pine Forests in Northeastern China

  • Yue Liu,
  • Yuxi Jiang,
  • Chunjing Jiao,
  • Wanju Feng and ,
  • Bing Yang,
  • Jun Wang,
  • Lixue Yang,
  • Yuchun Yang and
  • Fang Wang
  • + 4 authors+ 0 author

19 February 2025

Biodiversity maintenance mechanisms have been central to the study of community ecology, and the negative density dependence effect plays an important role in maintaining species diversity in forest communities. However, the strength and direction of...

(This article belongs to the Section Forest Ecology and Management)
  • Article
  • Open Access
3 Citations
2,096 Views
26 Pages

7 January 2026

Although PINNs have demonstrated strong predictive capabilities in forward problems, their performance in inverse problems remains inadequate, largely due to unquantifiable noise encountered during the multi-parameter identification of prestressed co...

(This article belongs to the Section Civil Engineering)
  • Article
  • Open Access
17 Citations
6,815 Views
13 Pages

30 October 2020

Floating offshore wind turbines (FOWTs) have been installed in Europe and Japan with relatively modern technology. The installation of floating wind farms in deep water is recommended because the wind speed is stronger and more stable. The design of...

(This article belongs to the Special Issue Analysis and Design of Offshore Wind Turbine Support Structures)
  • Article
  • Open Access
2 Citations
1,864 Views
17 Pages

4 November 2025

Non-Hermitian photonic crystals offer a versatile platform for observing exotic phenomena, including the non-Hermitian skin effect and higher-order topological phases. In this work, we construct non-Hermitian photonic crystals by embedding balanced g...

(This article belongs to the Section Optical Interaction Science)
  • Article
  • Open Access
16 Citations
4,080 Views
10 Pages

A Non-Polynomial Gravity Formulation for Loop Quantum Cosmology Bounce

  • Stefano Chinaglia,
  • Aimeric Colléaux and
  • Sergio Zerbini

7 September 2017

Recently the so-called mimetic gravity approach has been used to obtain corrections to the Friedmann equation of General Relativity similar to the ones present in loop quantum cosmology. In this paper, we propose an alternative way to derive this mod...

  • Article
  • Open Access
3 Citations
3,129 Views
19 Pages

Analytical Method for Geometric Nonlinear Problems Based on Offshore Derricks

  • Chunbao Li,
  • Hui Cao,
  • Mengxin Han,
  • Pengju Qin and
  • Xiaohui Liu

12 March 2021

The marine derrick sometimes operates under extreme weather conditions, especially wind; therefore, the buckling analysis of the components in the derrick is one of the critical contents of engineering safety research. This paper aimed to study the l...

(This article belongs to the Section E2: Control Theory and Mechanics)
  • Article
  • Open Access
6 Citations
3,684 Views
21 Pages

Maneuvering in waves is a hydrodynamic phenomenon that involves both seakeeping and maneuvering problems. The environmental loads, such as waves, wind, and current, have a significant impact on a maneuvering vessel, which makes it more complex than m...

(This article belongs to the Special Issue Dynamic Instability in Offshore Structures)
  • Article
  • Open Access
2 Citations
3,517 Views
13 Pages

9 March 2023

The p-y curve method can be used to describe the stress–strain relationship of soil under elastic, elastoplastic, and plastic states, and is more accurate than other methods in dealing with the nonlinearity of pile–soil interaction. Howev...

(This article belongs to the Section Civil Engineering)
  • Article
  • Open Access
1,192 Views
24 Pages

26 December 2025

As the requirements for structural functionality increase, designers frequently opt for inclined columns instead of traditional vertical columns. This choice enhances the spatial dynamics, esthetic appeal, and lighting effects of the structure. Howev...

(This article belongs to the Section Building Structures)
  • Article
  • Open Access
2,247 Views
17 Pages

Effectiveness of Design Procedures in Counteracting Second Order Effects in Steel Moment Resisting Frames

  • Francesca Barbagallo,
  • Melina Bosco,
  • Andrea Floridia,
  • Edoardo M. Marino and
  • Pier Paolo Rossi

4 February 2023

The seismic response of structures is always influenced by second order (P–Δ) effects. The importance of these effects becomes significant when the structure experiences large plastic deformations. Seismic codes indicate that P–&Del...

(This article belongs to the Special Issue Steel and Aluminium Structures: New Advances in Structural Design and Retrofitting Strategies)
  • Article
  • Open Access
5 Citations
1,626 Views
22 Pages

Cu-Doping Induced Structural Transformation and Magnetocaloric Enhancement in CoCr2O4 Nanoparticles

  • Ming-Kang Ho,
  • Yun-Tai Yu,
  • Hsin-Hao Chiu,
  • K. Manjunatha and ,
  • Shih-Lung Yu,
  • Bing-Li Lyu,
  • Tsu-En Hsu,
  • Heng-Chih Kuo,
  • Shuan-Wei Yu and
  • Sheng Yun Wu
  • + 13 authors+ 8 authors

14 July 2025

This study systematically investigates the impact of Cu2+ doping on the structural, magnetic, and magnetocaloric properties of CuxCo1−xCr2O4 nanoparticles synthesized via a solution combustion method. Cu incorporation up to x = 20% induces a pr...

(This article belongs to the Section Energy and Catalysis)
  • Article
  • Open Access
586 Views
21 Pages

29 April 2026

Ultra-high performance geopolymer concrete (UHPGC) has emerged as a low-carbon cementitious material with high mechanical performance and thus offers potential as a substitute for Portland cement-based ultra-high-performance concrete (UHPC). Experime...

(This article belongs to the Special Issue Applications of Advanced Composites in Civil Engineering)
  • Article
  • Open Access
2 Citations
1,918 Views
18 Pages

25 June 2024

When a target moves at hypersonic speed, the aerodynamic thermal effect will cause air molecules to form a plasma sheath that envelopes the outer surface of the target, which consists of a large number of charged particles. The plasma sheath imposes...

  • Article
  • Open Access
1,136 Views
19 Pages

Modelling the Effect of Viruses on Insect Survival: Using a Second-Order Phase Transition Model to Describe Time–Effect and Dose–Effect Relationships Using Entomopathogenic Viruses as an Example

  • Vladislav Soukhovolsky,
  • Anton Kovalev,
  • Olga Tarasova,
  • Dmitry Kurenshchikov and ,
  • Yuriy Tokarev,
  • Daria Kharlamova,
  • Yuriy Akhanaev,
  • Sergey Pavlushin and
  • Vyacheslav Martemyanov
  • + 4 authors+ 0 author

3 October 2025

The present study examines the effect of viruses on forest insects depending on the virus dose. Two model approaches are used to quantify the effect of viruses on insect survival. Both approaches describe the processes of virus exposure to insects wi...

(This article belongs to the Section Insect Behavior and Pathology)
  • Article
  • Open Access
2 Citations
2,399 Views
20 Pages

Investigation of Separating Temperature-Induced Structural Strain Using Improved Blind Source Separation (BSS) Technique

  • Hao’an Gu,
  • Xin Zhang,
  • Dragoslav Sumarac,
  • Jiayi Peng and ,
  • László Dunai and
  • Yufeng Zhang
  • + 1 author+ 0 author

15 December 2024

The strain data acquired from structural health monitoring (SHM) systems of large-span bridges are often contaminated by a mixture of temperature-induced and vehicle-induced strain components, thereby complicating the assessment of bridge health. Exi...

(This article belongs to the Special Issue Intelligent Sensor Technologies for Predictive Maintenance and Structural Health Monitoring)
  • Article
  • Open Access
6 Citations
2,082 Views
21 Pages

Experimental Investigation on Flexural Behavior of Precast Segmental Ultra-High-Performance Concrete Box-Girder with External Tendons for Long-Span Highway Bridges

  • Hua Zhao,
  • Sui Luo,
  • Junde Hu,
  • Chengjun Tan and ,
  • Peirou Qian,
  • Huangguo Qian,
  • Zhilian Liao,
  • Zhentao Hu and
  • Dutao Yi
  • + 4 authors+ 0 author

19 February 2025

A precast concrete segmental box-girder bridge (PCSBGB) is one of the most popular styles of Accelerated Bridge Construction (ABC). To address some common challenges (low durability, poor integrity, and construction inconvenience) in PCSBGBs, this pa...

(This article belongs to the Section Building Structures)
  • Article
  • Open Access
1 Citations
835 Views
18 Pages

10 December 2025

To meet the growing requirements of agricultural mechanization, a newly designed 9.5 m span frame has been introduced to replace the traditional 8.0 m span frame, which is constrained by limited internal space. However, as the structural dimensions i...

(This article belongs to the Section Building Structures)
  • Article
  • Open Access
14 Citations
4,298 Views
15 Pages

31 December 2020

The paper theoretically investigates the heat transfer of nanofluids with different nanoparticles inside a parallel-plate channel. Second-order slip condition is adopted due to the microscopic roughness in the microchannels. After proper transformati...

(This article belongs to the Special Issue Integral Equations: Theories, Approximations and Applications)
  • Article
  • Open Access
38 Citations
8,147 Views
21 Pages

7 November 2021

In order to investigate the effects of second-order hydrodynamic loads on a 15 MW floating offshore wind turbine (FOWT), this study employs a tool that integrates AQWA and OpenFAST to conduct fully coupled simulations of the FOWT subjected to wind an...

(This article belongs to the Section Ocean Engineering)
  • Article
  • Open Access
40 Citations
3,126 Views
13 Pages

16 June 2020

The motivation for this paper is to create new criteria for oscillation of solutions of second-order nonlinear neutral differential equations. In more than one respect, our results improve several related ones in the literature. As proof of the effec...

(This article belongs to the Special Issue Advances in Differential and Difference Equations with Applications 2023)
  • Article
  • Open Access
396 Views
21 Pages

We investigate the non-linear dynamics of de Broglie gravitational waves within a post-Minkowskian framework. Starting from the perturbative solution proposed by Feoli and Scarpetta, we derive the second-order gravitational field generated by the wav...

  • Article
  • Open Access
1 Citations
1,551 Views
21 Pages

28 July 2022

This paper deals with a class of boundary value problems of second-order differential equations with impulses and discontinuity. The existence of single or multiple positive solutions to discontinuous differential equations with impulse effects is es...

(This article belongs to the Section B: Mathematics)
  • Article
  • Open Access
573 Views
28 Pages

Effects of Second-Order Wave Forces on the Extreme Response Estimation of the TLP Offshore Wind Turbine Under Multi-Directional Wind-Wave Loads

  • Jiahao Mu,
  • Wei Shi,
  • Linyang Cao,
  • Jinghong Shang and ,
  • Xu Han,
  • Yang Yang,
  • Liang Liu and
  • Guangyuan Cheng
  • + 3 authors+ 0 author

As offshore wind energy advances into deeper waters, the dynamic response and safety assessment of tension leg platform (TLP) wind turbines under complex marine conditions have become focal research points. This study investigates a 15 MW TLP wind tu...

(This article belongs to the Special Issue Resilient Offshore Structures: Design, Analysis and Optimization)
  • Article
  • Open Access
2 Citations
6,898 Views
7 Pages

26 February 2016

We present a detailed comparison between the first order Stark-effect induced Gailitis resonance in e+ + H (n = 2) and the second order Stark-effect induced resonance in e + Ps (n = 1). Common characteristics as well as differences of these resonance...

(This article belongs to the Special Issue Positron Scattering and Annihilation with Atoms and Molecules including Emerging New Resonances and their Applications in other Systems)
  • Article
  • Open Access
14 Citations
5,955 Views
11 Pages

Numerical Method for Coupled Nonlinear Schrödinger Equations in Few-Mode Fiber

  • Airat Zh. Sakhabutdinov,
  • Vladimir I. Anfinogentov,
  • Oleg G. Morozov,
  • Vladimir A. Burdin and ,
  • Anton V. Bourdine,
  • Artem A. Kuznetsov,
  • Dmitry V. Ivanov,
  • Vladimir A. Ivanov,
  • Maria I. Ryabova and
  • Ildaris M. Gabdulkhakov
  • + 6 authors+ 1 author

2 January 2021

This paper discusses novel approaches to the numerical integration of the coupled nonlinear Schrödinger equations system for few-mode wave propagation. The wave propagation assumes the propagation of up to nine modes of light in an optical fiber. In...

(This article belongs to the Special Issue Optical Fibers as a Key Element of Distributed Sensor Systems)
  • Feature Paper
  • Article
  • Open Access
21 Citations
2,737 Views
33 Pages

28 October 2019

This work continues the presentation commenced in Part I of the second-order sensitivity analysis of nuclear data of a polyethylene-reflected plutonium (PERP) benchmark using the Second-Order Adjoint Sensitivity Analysis Methodology (2nd-ASAM). This...

(This article belongs to the Special Issue Sensitivity Analysis, Uncertainty Quantification and Predictive Modeling of Nuclear Energy Systems)
  • Article
  • Open Access
726 Views
34 Pages

14 August 2026

This study investigates the influence of loading pattern, analysis level, and nodal connection stiffness on the stability and dynamic behaviour of a low-rise steel dome. Three joint configurations and two loading scenarios, symmetrical and asymmetric...

(This article belongs to the Special Issue Advanced Lightweight Structural Materials in Civil Engineering)
  • Communication
  • Open Access
1 Citations
2,257 Views
15 Pages

11 August 2021

It is shown that the 5D geodetic equations and 5D Ricci identities give us a way to create a new viewpoint on some problems of modern physics, astrophysics, and cosmology. Specifically, the application of the 5D geodetic equations in (4+1) and (3+1+1...

(This article belongs to the Special Issue Selected Papers from the 17th Russian Gravitational Conference —International Conference on Gravitation, Cosmology and Astrophysics (RUSGRAV-17))
  • Article
  • Open Access
5 Citations
3,829 Views
13 Pages

The Critical Behaviour and Magnetism of MnCoGe0.97Al0.03 Compounds

  • Abdul Rashid Abdul Rahman,
  • Muhamad Faiz Md Din,
  • Norinsan Kamil Othman,
  • Jianli Wang and ,
  • Nur Sabrina Suhaimi,
  • Shi Xue Dou,
  • Noor Fadzilah Mohamed Sharif and
  • Nazrul Fariq Makmor
  • + 3 authors+ 0 author

29 January 2022

The critical behaviour associated with the field-induced martensitic transformation heavily relies on the vacancy and transition of the magnetic phase in MnCoGe based-compounds. Due to this revelation, an intensive investigation was brought forth to...

(This article belongs to the Section Inorganic Crystalline Materials)
  • Review
  • Open Access
24 Citations
4,437 Views
44 Pages

15 March 2023

Fe–Ga alloys (GalFeNOLs) are the focus of attention due to their enhanced magneto-elastic properties, namely, magnetostriction in low saturation magnetic fields. In the last several years, special attention has been paid to the anelastic proper...

(This article belongs to the Section Metals and Alloys)
  • Communication
  • Open Access
5 Citations
2,629 Views
12 Pages

Nonlinear interaction between the magnon mode and the mechanical mode in a magnomechanical system is treated analytically where the magnon mode is coherently driven by a bichromatic microwave drive field consisting of a strong pumping field and a wea...

(This article belongs to the Section Quantum Photonics and Technologies)
  • Article
  • Open Access
3 Citations
3,621 Views
19 Pages

Management of financial risks and sound decision making rely on the accurate information and predictive models. Drawing useful information efficiently from big data with complex structures and building accurate models are therefore crucial tasks. Mos...

(This article belongs to the Special Issue Predictive Modeling for Economic and Financial Data)
  • Article
  • Open Access
6 Citations
3,036 Views
20 Pages

First- and Second-Order Forces in the Asymmetric Dynamical Casimir Effect for a Single δ − δ′ Mirror

  • Matthew J. Gorban,
  • William D. Julius,
  • Patrick M. Brown,
  • Jacob A. Matulevich and ,
  • Ramesh Radhakrishnan and
  • Gerald B. Cleaver
  • + 1 author+ 0 author

14 May 2024

Here, we consider an asymmetric δ−δ′ mirror undergoing time-dependent interactions with a massless scalar field in 1 + 1 dimensions. Using fluctuation-dissipation theory for a mirror in vacuum, we compute the force on a moving...

(This article belongs to the Special Issue 75 Years of the Casimir Effect: Advances and Prospects)
  • Article
  • Open Access
934 Views
101 Pages

8 September 2026

In this paper, we present an algorithmic modeling approach based on Disjunctive Programming using Boolean logic “OR” to solve the Optimal Phasor Measurement Unit Placement (OPP). We propose a framework for modeling the optimal PMU placeme...

  • Article
  • Open Access
15 Citations
4,413 Views
21 Pages

This research aims to forecast future economic and environmental growth for the next 16 years (2020–2035) according to the government’s strategic framework by applying the second order autoregressive-structural equation model (second orde...

  • Article
  • Open Access
29 Citations
3,663 Views
43 Pages

5 November 2019

The subcritical polyethylene-reflected plutonium (PERP) metal fundamental physics benchmark, which is included in the Nuclear Energy Agency (NEA) International Criticality Safety Benchmark Evaluation Project (ICSBEP) Handbook, has been selected to se...

(This article belongs to the Special Issue Sensitivity Analysis, Uncertainty Quantification and Predictive Modeling of Nuclear Energy Systems)
  • Article
  • Open Access
18 Citations
2,338 Views
49 Pages

19 March 2020

By applying the Second-Order Adjoint Sensitivity Analysis Methodology (2nd-ASAM) to the polyethylene-reflected plutonium (PERP) benchmark, this work presents results for the first- and second-order sensitivities of this benchmark’s leakage resp...

(This article belongs to the Special Issue Sensitivity Analysis, Uncertainty Quantification and Predictive Modeling of Nuclear Energy Systems)
  • Article
  • Open Access
4 Citations
2,806 Views
14 Pages

Cubic Nonlinearity of Tellurite and Chalcogenide Glasses: Terahertz-Field-Induced Second Harmonic Generation vs. Optical Kerr Effect

  • Sergey Bodrov,
  • Yuriy Sergeev,
  • Ekaterina Burova,
  • Aleksey Korytin and ,
  • Aleksey Murzanev,
  • Alexander Romashkin and
  • Andrey Stepanov
  • + 2 authors+ 0 author

15 November 2022

Third-order nonlinear susceptibilities χ3−2ω;ω,ω,0 and χ3−ω;ω,−ω,ω responsible for electric-field-induced second harmonic generation and the optical Kerr effect were measured and dir...

(This article belongs to the Special Issue Applications of Terahertz Sensing and Imaging)
  • Article
  • Open Access
14 Citations
6,181 Views
12 Pages

11 September 2019

Shear deformable beams have been widely used in engineering applications. Based on the matrix structural analysis (MSA), this paper presents a method for the buckling and second-order solutions of shear deformable beams, which allows the use of one e...

(This article belongs to the Section Civil Engineering)
  • Article
  • Open Access
11 Citations
2,463 Views
13 Pages

3 November 2019

This paper presents the study of unsteady nanofluids flow and heat transfer past a wedge with second order velocity slip and temperature jump. The model is modified by considering the existence of a nanolayer together with the effects of thermophores...

(This article belongs to the Section C2: Dynamical Systems)

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